PayPal API Credentials
They are used to identify your shopping cart to PayPal.
They consist of an API username, API password and API signature.
To obtain your API Credentials
Login to your PayPal account.
If you have a live account, login to https://www.paypal.com.
If you have a sandbox account, log in to Developer Central at https://developer.paypal.com/. Launch the Sandbox and then log in to that.
For both Live and Sandbox accounts.
Click on "My Account" then
"Profile".
Look under the "Account Information" section
Click on "API Access"
Click on "Request API Credentials"
You can select "Request an API Signature" or "Request an API Password".
Select "Request API Password"
Click on the "Submit and Agree" button.
PayPal will then create and display an
API Username, Password and Signature.
You can then cut and paste these into the shopping cart setup program.